1 files changed, 73 insertions, 0 deletions
diff --git a/searchsummary/src/tests/docsummary/keyword_extractor_factory/keyword_extractor_factory_test.cpp b/searchsummary/src/tests/docsummary/keyword_extractor_factory/keyword_extractor_factory_test.cpp
new file mode 100644
index 00000000000..8ba91699ae6
--- /dev/null
+++ b/searchsummary/src/tests/docsummary/keyword_extractor_factory/keyword_extractor_factory_test.cpp
@@ -0,0 +1,73 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+
+#include <vespa/searchcommon/common/schema.h>
+#include <vespa/searchsummary/docsummary/i_keyword_extractor.h>
+#include <vespa/searchsummary/docsummary/keyword_extractor_factory.h>
+#include <vespa/vespalib/gtest/gtest.h>
+
+using search::docsummary::IKeywordExtractor;
+using search::docsummary::IKeywordExtractorFactory;
+using search::docsummary::KeywordExtractorFactory;
+using search::index::Schema;
+
+using FieldSet = Schema::FieldSet;
+
+class KeywordExtractorFactoryTest : public testing::Test {
+    std::unique_ptr<IKeywordExtractorFactory> _factory;
+    Schema _schema;
+
+protected:
+    KeywordExtractorFactoryTest();
+    ~KeywordExtractorFactoryTest() override;
+
+    void make_factory() {
+        _factory = std::make_unique<KeywordExtractorFactory>(_schema);
+    }
+
+    bool check_index(const vespalib::string &index_name, const vespalib::string& summary_field) {
+        if (!_factory) {
+            make_factory();
+        }
+        auto extractor = _factory->make(summary_field);
+        return extractor->isLegalIndex(index_name);
+    }
+
+    void add_field_set(const vespalib::string& field_set_name, const std::vector<vespalib::string>& field_names) {
+        FieldSet field_set(field_set_name);
+        for (auto& field_name : field_names) {
+            field_set.addField(field_name);
+        }
+        _schema.addFieldSet(field_set);
+        _factory.reset();
+    }
+};
+
+
+KeywordExtractorFactoryTest::KeywordExtractorFactoryTest()
+    : testing::Test(),
+      _factory()
+{
+}
+
+KeywordExtractorFactoryTest::~KeywordExtractorFactoryTest() = default;
+
+TEST_F(KeywordExtractorFactoryTest, empty_schema)
+{
+    EXPECT_TRUE(check_index("foo", "foo"));
+    EXPECT_FALSE(check_index("bar", "foo"));
+    EXPECT_FALSE(check_index("foo", "bar"));
+}
+
+TEST_F(KeywordExtractorFactoryTest, field_set_is_checked)
+{
+    add_field_set("ab", {"cd", "de"});
+    add_field_set("gh", {"cd"});
+    EXPECT_TRUE(check_index("cd", "cd"));
+    EXPECT_TRUE(check_index("ab", "cd"));
+    EXPECT_TRUE(check_index("gh", "cd"));
+    EXPECT_TRUE(check_index("de", "de"));
+    EXPECT_TRUE(check_index("ab", "de"));
+    EXPECT_FALSE(check_index("gh", "de"));
+}
+
+GTEST_MAIN_RUN_ALL_TESTS()